B84102C20

Power Line Filter Modules Overview

The B84102C20 is a common mode choke designed for EMI suppression in data transmission lines. It features two windings with an inductance of 20 mH measured at 1 kHz and 1 V. The component supports a maximum current rating of 350 mA DC. It utilizes a ferrite core material optimized for high-frequency noise attenuation. The device is housed in a surface-mount package suitable for automated assembly processes.

Power Line Filter Modules Feature Summary

• Provides effective common mode noise suppression for differential signal lines
• Optimized ferrite core material ensures high impedance at target frequencies
• Compact surface-mount design facilitates integration into space-constrained PCB layouts

Power Line Filter Modules Applications

• USB interface circuits
• High-speed serial data communication links
• Industrial control system signal lines

Power Line Filter Modules Procurement Notes

Verify the specific suffix code to confirm exact packaging and tape-and-reel specifications. Ensure the selected variant matches the required lead frame finish for solderability compliance. Cross-reference the manufacturer's latest datasheet to confirm RoHS and REACH regulatory status before finalizing procurement orders.

Power Line Filter Modules Selection Notes

Select this component when designing circuits requiring moderate inductance values for low-current data lines. Evaluate the saturation current characteristics against peak signal currents to prevent performance degradation. Consider the physical footprint constraints of the PCB layout during the initial schematic capture phase.

Power Line Filter Modules Part Context

This component belongs to the B84102 series of common mode chokes from EPCOS, now part of TDK Electronics. The series offers various inductance options tailored for different data bus speeds. These components are widely used in consumer electronics and industrial equipment for electromagnetic interference mitigation.

Power Line Filter Modules Replacement Considerations

Consult official substitution lists for equivalent inductance and current ratings. Verify pin compatibility and mechanical dimensions before replacing existing designs.